HP Intel Xeon X5355 processor 2.66 GHz 8 MB L2

Overview

The HP Intel Xeon X5355 processor 2.66 GHz 8 MB L2 features Intel Xeon 5000 processor, 4 cores and a 2.66 GHz base clock. Full verified specifications are listed below.

Compatibility

Socket LGA 771 (Socket J) TDP 120 W

• Pairs with CPUs using the LGA 771 (Socket J) socket.
• Draws up to 120 W — size your cooling and PSU headroom accordingly.

Compatibility data is automatically generated. Always verify critical specs before purchase.

Technical Specifications

Showing 23 key specifications of 23

All values come from this product’s catalog record.

Cores

4

Base clock

2.66 GHz

Socket

LGA 771 (Socket J)

TDP

120 W

Processor line

Intel Xeon 5000

Cache

8 MB

Process node

65 nm

Max case temperature (Tcase)

70 °C

Intended use

Server/Workstation

Market segment

Server

Model

X5355

VID voltage range

1.0000 - 1.5000

Execute Disable (NX)

Yes

Die size

286 mm²

Cache level

L2

Integrated graphics

No

Processor package size

37.5 mm

Front side bus

1333 MHz

CPU operating modes

64-bit

Thermal monitoring

Yes

Transistor count

582

Virtualization (VT-x)

Yes

Intel® Virtualization Technology (Intel® VT)

VT-x

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Market Value History

Latest Spot: $1,690.65

Keepa US

30D 90D 1Y All

Sparkline

30D Average

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90D Average

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1Y Low / High

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Historical Delta

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Raw Price History Records36 data points

Date	Price
2026-08-29	$1,690.65
2026-07-14	$1,683.80
2026-05-25	$1,676.80
2026-04-10	$1,686.04
2026-01-11	$1,672.56
2025-11-11	$1,689.58
2025-11-07	$1,675.10
2025-09-09	$1,645.47
2025-09-02	$1,729.62
2025-04-05	$1,729.62
2025-03-04	$1,716.49
2025-02-17	$1,711.66
2025-02-13	$1,726.90
2025-02-03	$1,730.14
2025-01-18	$1,714.01
2025-01-02	$1,712.28
2024-12-19	$1,703.30
2024-12-04	$1,676.20
2024-11-20	$1,678.55
2024-11-04	$1,670.65
2024-10-31	$1,672.90
2024-10-19	$1,670.17
2024-10-02	$1,658.58
2024-09-17	$1,652.78
2024-09-06	$1,652.42
2018-05-23	$368.17
2018-05-14	$355.91
2018-04-30	$368.17
2018-03-10	$362.10
2018-01-29	$368.17
2017-12-22	$306.81
2017-09-14	$306.81
2017-06-03	$306.81
2017-05-03	$306.81
2017-04-25	$306.79
2016-05-19	$206.79

Customer Reviews & Feedback

Verified Amazon Score

3.0 / 5.0

Based on 1 verified customer reviews on Amazon US.

5 star

30%

4 star

44%

3 star

14%

2 star

6%

1 star

6%

Review Verification

Hardware Quest synchronizes these ratings daily with Amazon to reflect real buyer experiences, build quality, and long-term reliability.

Verified Retailers & Price Comparison

Verified Amazon US pricing, transparent seller identity, and real-time fulfillment telemetry via Keepa.

1 Stores Tracked

Amazon US Lowest Price

In Stock · Amazon.com (Direct)

$1,690.65 Free Prime Delivery

View on Amazon

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Sources

Brochure HP 435571-B21 icecat.biz Icecat product datasheet Icecat